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2006 Isuzu Ascender Technical Service Bulletins (TSBs)

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TSB Date Problem Area TSB Text
05/21/18 NHTSA ID: 10137601
TSB ID: 00-06-01-012G

This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on engine surfaces.
05/07/18 NHTSA ID: 10135322
TSB ID: PIP5232

This preliminary information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. it is recommended to inspe
08/15/17 NHTSA ID: 10115143
TSB ID: PIP5232B

This preliminary information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. it is recommended to inspe
08/15/17 NHTSA ID: 10112560
TSB ID: PIT4907A

This preliminary information communication provides information to the technician about brake rotors on new vehicles and replacement parts from general motors service parts operations. technician should be advised the costing should not be
08/15/17 NHTSA ID: 10112641
TSB ID: PIT3173C

This preliminary information communication provides information to the technician that fluid contamination may be directed to one of the following testing centers according to the type of fluid needing testing. dealer should send the correc
08/15/17 NHTSA ID: 10112116
TSB ID: PIP5163A

This preliminary information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blo
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08/15/17 NHTSA ID: 10112251
TSB ID: PIP5226

This preliminary information communication provides information to the technician about finding needle bearings during an oil change. technician will gain access to the roller rockers to inspect them. only replace the roller rocker that is
08/15/17 NHTSA ID: 10112331
TSB ID: PIP5163

This preliminary information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blo
05/16/17 NHTSA ID: 10099252
TSB ID: PIP5029G

This preliminary information communication provides information to the technician about vehicles that have a malfunction indicator lamp on or engine misfire, rough idle, extended crank, or crank no start in some cases. technician will need
11/01/13 NHTSA ID: 10053491
TSB ID: SB-13-04-S004

Isuzu: fuel lever sensor special policy adjustment. contacts may wear prematurely. this may cause the gauge to read empty even after filling the fuel tank. malfunction indicator light (mil) may also become illuminated.
07/08/11 NHTSA ID: 10039116
TSB ID: SB-11-03-S001

Izuzu: 2006 ascender. the malfunction light won't turn on when there is a fault in the air injector system.
01/22/08 NHTSA ID: 10023651
TSB ID: 0704004

Abs light on, dtc c0040 stored. *nj
10/29/07 NHTSA ID: 10023134
TSB ID: 0701002

Information on new in-vehicle service procedure for removal/installation of ll8 cylinder head. *nj
08/20/07 NHTSA ID: 10022543
TSB ID: 0709002

Abs light on, dtc's c0265, c0201, u1041 set and / or loss of communication with brake module.
05/10/07 NHTSA ID: 10021512
TSB ID: 0710001

Release of steering gear stub shaft bearing kit for service.
04/06/07 NHTSA ID: 10021356
TSB ID: 0702001

Various driveability symptoms due to clogged fuel injectors, mil dtc's p0171, p0172, p0174, p0300, p1174, and p1175. updated 08-03-07.
04/02/07 NHTSA ID: 10021290
TSB ID: 0711001

4.2l ll8 engine - flashing and/or mil light, rough idle, misfires dtc's p0300, p0301, p0302, p0303, p0304, p0305, p0306.
04/02/07 NHTSA ID: 10021292
TSB ID: 0707001

Whine noise from rear axle. vehicles with a 4.2l engine.
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03/22/07 NHTSA ID: 10021196
TSB ID: 0701003

Reduced engine power mil illuminated.
12/28/06 NHTSA ID: 10020707
TSB ID: 0612003

Loss of blower motor speeds except for low speed or inoperative. manual temp control, or heater only.
11/14/06 NHTSA ID: 10020536
TSB ID: 0606003

Revised shock module replacement (service manual revision).
05/17/06 NHTSA ID: 10019957
TSB ID: 0601001

Operating characteristics of the electro-viscous (ev) fan clutch and diagnostic tips for cooling fan noise, delayed transmission shifts and/or engine revving too high.
02/13/06 NHTSA ID: 10019115
TSB ID: 0601001

Engine oil leak at rear cover assembly area.
01/11/06 NHTSA ID: 10018714
TSB ID: 0503S002

I/m readiness as part oe emission inspection and maintenance program for obd ii vehicles. to include isuzu i-280 and i-350 2003 - 2005. *ak
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01/06/06 NHTSA ID: 10018590
TSB ID: 0501S007

Information on use of kent moore bolt extractor tool kit en-47702 for removing cylinder head or main bearing cap bolts on inline engines. *ak
01/18/08 Transmission and Drivetrain NHTSA ID: 10023643
TSB ID: 0704003

Erratic speedometer operation or speedometer needle shakes above 60 mph. *nj
09/12/07 Transmission and Drivetrain NHTSA ID: 10022634
TSB ID: 0705004

Information on 2-3 up-shift or 3-2 downshift clunk noise is heard.
04/06/07 Transmission and Drivetrain NHTSA ID: 10021354
TSB ID: 0704001

Malfunction indicator lamp (mil) on, diagnostic trouble code (dtc) p0894, harsh 1-2 shift with 4l60-e auto transmission.
02/22/07 Transmission and Drivetrain NHTSA ID: 10021012
TSB ID: 0605004

Diagnostic trouble code (dtc) p0757 set, malfunction indicator lamp (mil) illuminated, poor performance of transmission, transmission slipping.
11/14/06 Transmission and Drivetrain NHTSA ID: 10020537
TSB ID: 0605003

4l60-e automatic transmission fluid leak from oil pump or bell housing area.
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09/19/06 Transmission and Drivetrain NHTSA ID: 10020343
TSB ID: 0605005

Information regarding automatic transmission shift lock control function.
04/27/06 Transmission and Drivetrain NHTSA ID: 10019792
TSB ID: 0505013

Diagnostic tips for automatic transmission dtc p0756.
01/18/06 Transmission and Drivetrain NHTSA ID: 10018842
TSB ID: 0505007

Diagnostic trouble code (dtc) p0757 set, malfunction indicator lamp (mil) illuminated, poor performance of transmission, transmission slipping.
01/10/06 Transmission and Drivetrain NHTSA ID: 10018649
TSB ID: 00505006

Malfunction indicator lamp (mil) on, transmission stuck in second or third gear, instrument cluster inoperative (verify and repair source of voltage loss in transmission solenoid power supply circuit).
01/10/06 Transmission and Drivetrain NHTSA ID: 10018682
TSB ID: 0505S012

4l60 automatic transmission diagnostic information on harsh 1-2 upshift. *jb
01/10/06 Transmission and Drivetrain NHTSA ID: 10018686
TSB ID: 0505S006

Malfunction indicator lamp (mil) on, transmission stuck in second or third gear, instrument cluster inoperative (verify and repair source of voltage loss in transmission solenoid power supply circuit. *jb
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11/14/05 Transmission and Drivetrain NHTSA ID: 10017621
TSB ID: 0505010

Engagement time of electronically controlled 4l60-e transmissions.
09/12/05 Transmission and Drivetrain NHTSA ID: 10016406
TSB ID: 0505005

Service 4wd light illuminated, diagnostic trouble code (dtc) c0374 set.
05/09/05 Transmission and Drivetrain NHTSA ID: 10014789
TSB ID: 0505002

Diagnosis of crack or broken transmission case. *eh
10/18/04 Transmission and Drivetrain NHTSA ID: 10009723
TSB ID: 0405S008

Diagnostic information on diagnostic trouble code p0894 and p1870.
07/30/04 Transmission and Drivetrain NHTSA ID: 10008409
TSB ID: 0405005

Diagnostic tips for diagnostic trouble code (dtc) p0756 2-3 shift valve performance.
05/07/04 Transmission and Drivetrain NHTSA ID: 10006653
TSB ID: 0405002

Information on 2-3 up-shift or 3-2 downshift clunk sound.
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05/07/18 Electrical and Air Conditioning NHTSA ID: 10135337
TSB ID: PIT5264A

This preliminary information communication provides information to the technician about vehicles that are travelling from canada to the united states. while in the united states they are unable to receive turn-by-turn directions. due to the
01/16/18 Electrical and Air Conditioning NHTSA ID: 10126972
TSB ID: PIC5491K

This preliminary information communication provides information to the technician about vehicles that have an onstar system that will not power up. technician should turn off the ignition and cancel retained accessory power. after the vehic
12/21/17 Electrical and Air Conditioning NHTSA ID: 10125956
TSB ID: PIC5088E

This preliminary information communication provides information to the technician about vehicles that may not receiving all channels on the xm band. technician will need to use a scan tool and verify current digital radio receiver status un
12/21/17 Electrical and Air Conditioning NHTSA ID: 10125953
TSB ID: PIC5588B

This preliminary information communication provides information to the technician on the programming and activation of the onstar system. for many 2008 and prior model year gm vehicles, the programming is performed using the tech 2 and the
12/21/17 Electrical and Air Conditioning NHTSA ID: 10126285
TSB ID: PIC5088E

This preliminary bulletin provides procedures on how to reset or refresh the xm radio receiver is the customers states that they only get a few channels.
12/14/17 Electrical and Air Conditioning NHTSA ID: 10125106
TSB ID: PIC3100F

This preliminary information communication provides information to the technician about vehicle's odometer appears to be inaccurate relative to a known distance traveled. technician should obtain a hand-held gps unit to test the odomete
NHTSA's feed only includes summaries. For the full text of TSBs:

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10/14/17 Electrical and Air Conditioning NHTSA ID: 10119062
TSB ID: PIT5236H

This preliminary information communication provides information to the technician about vehicles that have a diagnostic trouble code b101d stored in telematics communication interface control module. technician will use global diagnostic sy
08/15/17 Electrical and Air Conditioning NHTSA ID: 10114342
TSB ID: PIC4310K

This preliminary information communication provides information to the technician about vehicle that may have an onstar system that has progression tones when pressing the blue or red button. technician will need to call general motors tech
08/15/17 Electrical and Air Conditioning NHTSA ID: 10112664
TSB ID: PIC3718E

This preliminary information communication provides information to the technician about vehicles may have a no power or no connect concern. technician will find that the onstar led is red and diagnostic trouble code u1500 is set. technician
08/15/17 Electrical and Air Conditioning NHTSA ID: 10112144
TSB ID: PIC5959B

This preliminary information communication provides information to the technician about vehicle that has no xm audio on certain channels but xm channel info is displayed. technician will need to contact xm and deactivate and activate the mo
08/15/17 Electrical and Air Conditioning NHTSA ID: 10112137
TSB ID: PIC4310J

This preliminary information communication provides information to the technician about vehicle that may have an onstar system that has progression tones when pressing the blue or red button. technician will need to call general motors tech
08/15/17 Electrical and Air Conditioning NHTSA ID: 10112013
TSB ID: PIC5953

This preliminary information communication provides information to the technician about vehicles that may have an issue when using bluetooth voice recognition with an iphone. technician should work with the customer to insure the phone cont
NHTSA's feed only includes summaries. For the full text of TSBs:

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08/15/17 Electrical and Air Conditioning NHTSA ID: 10112528
TSB ID: PIC4935D

This preliminary information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the onstar
08/15/17 Electrical and Air Conditioning NHTSA ID: 10112329
TSB ID: PIC5932

This preliminary information communication provides information to the technician about customers that may complain of various concerns when using bluetooth components. technician should use the preliminary information to gather information
08/15/17 Electrical and Air Conditioning NHTSA ID: 10112399
TSB ID: PIC5491D

This preliminary information communication provides information to the technician about vehicles that have an onstar system that will not power up. technician should turn off the ignition and cancel retained accessory power. after the vehic
08/15/17 Electrical and Air Conditioning NHTSA ID: 10114470
TSB ID: PIC4310L

This preliminary information communication provides information to the technician about vehicle that may have an onstar system that has progression tones when pressing the blue or red button. technician will need to call general motors tech
08/15/17 Electrical and Air Conditioning NHTSA ID: 10112608
TSB ID: PIC4801E

This preliminary information communication provides information to the technician on how to diagnose and repair vehicles that may have an onstar turn-by-turn navigation the system that is inoperative. technician verifies there are no diagno
08/15/17 Electrical and Air Conditioning NHTSA ID: 10114598
TSB ID: PIC5491G

This preliminary information communication provides information to the technician about vehicles that have an onstar system that will not power up. technician should turn off the ignition and cancel retained accessory power. after the vehic
NHTSA's feed only includes summaries. For the full text of TSBs:

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08/15/17 Electrical and Air Conditioning NHTSA ID: 10112607
TSB ID: PIC4310H

This preliminary information communication provides information to the technician about vehicle that may have an onstar system that has progression tones when pressing the blue or red button. technician will need to call general motors tech
08/15/17 Electrical and Air Conditioning NHTSA ID: 10114474
TSB ID: PIT5399

This preliminary information communication provides information to the technician about connectivity concerns when connecting an apple device via usb cord. technician should insure the customer is using an original equipment manufacturer ap
08/15/17 Electrical and Air Conditioning NHTSA ID: 10114431
TSB ID: PIC5953A

This preliminary information communication provides information to the technician about vehicles that may have an issue when using bluetooth voice recognition with an iphone. technician should work with the customer to insure the phone cont
08/15/17 Electrical and Air Conditioning NHTSA ID: 10114408
TSB ID: PIT5264C

This preliminary information communication provides information to the technician about vehicles that are travelling from canada to the united states. while in the united states they are unable to receive turn-by-turn directions. due to the
08/15/17 Electrical and Air Conditioning NHTSA ID: 10114343
TSB ID: PIC3278F

This preliminary information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. technician will need to determine what type of call the cu
03/14/17 Electrical and Air Conditioning NHTSA ID: 10094888
TSB ID: PIC3278F

This preliminary information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. technician will need to determine what type of call the cu
NHTSA's feed only includes summaries. For the full text of TSBs:

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11/14/14 Electrical and Air Conditioning NHTSA ID: 10056380
TSB ID: SB-13-04-S003-A

Isuzu: a short in circuit board due to corrosion caused by fluid entering driver's door module and power window switches and door locks will either be inoperative or function intermittently. model 2006-2007 ascender.
11/14/14 Electrical and Air Conditioning NHTSA ID: 10056382
TSB ID: SB-13-04-S001-A

Isuzu: the circuit board can short out due to corrosion caused by fluid entering driver's door module and affecting operation of power window switches and door lock. model 2006-2007 ascender.
04/16/08 Electrical and Air Conditioning NHTSA ID: 10024461
TSB ID: SB08-11-S003

Air bag light on, dtc 023 set. *nj
04/16/08 Electrical and Air Conditioning NHTSA ID: 10024463
TSB ID: 379

Intermittent no crank, no start, or delayed crank. *nj
01/31/08 Electrical and Air Conditioning NHTSA ID: 10023774
TSB ID: 191

Abs, red brake, svc and 4wd light on, hvac blower inoperative. *nj
01/30/08 Electrical and Air Conditioning NHTSA ID: 10023761
TSB ID: 96

Dtc c0327 with or without additional dtc's setting. with 4wd. *nj
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10/29/07 Electrical and Air Conditioning NHTSA ID: 10023132
TSB ID: 0605001

Service 4wd light illuminated, dtc c0374 set. *nj
06/07/07 Electrical and Air Conditioning NHTSA ID: 10021585
TSB ID: 0704002

Prndl display reduced visibility for approximately one minute.
02/22/07 Electrical and Air Conditioning NHTSA ID: 10021008
TSB ID: 0611007

Distortion in outer surface of vehicle glass.
02/22/07 Electrical and Air Conditioning NHTSA ID: 10021007
TSB ID: 0611006

Passenger occupant sensing system concerns with custom upholstery, accesory seat heaters or other comfort enhancing devices.
02/22/07 Electrical and Air Conditioning NHTSA ID: 10021024
TSB ID: 0611015

Noise coming from instrument panel cluster.
08/03/06 Electrical and Air Conditioning NHTSA ID: 10020177
TSB ID: 0404004

Proper connection information to avoid blown 125 amp fuse and various interior electrical system condition when jump starting vehicle.
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05/17/06 Electrical and Air Conditioning NHTSA ID: 10019958
TSB ID: 06313003

Onstart generation 6 (digital) system inoperative, has no power, led light not on.
05/17/06 Electrical and Air Conditioning NHTSA ID: 10019956
TSB ID: 0604003

Intermittent no crank, no start.
02/13/06 Electrical and Air Conditioning NHTSA ID: 10019117
TSB ID: 0604002

Malfunction indicator lamp (mil) on/diagnostic trouble code(s) (dtc) p0300, p0171 and p0174, misfire due to fuel injector connectors crossed/swapped/incorrectly installed.
10/04/17 Other NHTSA ID: 10118233
TSB ID: PIT3099P

This preliminary information communication provides information to the technician about installing general motors accessory pats. technician can check service information for some accessories. technician can also contact partect for assista
08/15/17 Other NHTSA ID: 10112160
TSB ID: PIT3099M

This preliminary information communication provides information to the technician about installing general motors accessory pats. technician can check service information for some accessories. technician can also contact partect for assista
08/15/17 Other NHTSA ID: 10114894
TSB ID: PIP5338

This preliminary information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. technician will need to use pico oscilloscope di
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08/15/17 Other NHTSA ID: 10114352
TSB ID: PIT3271G

This preliminary information communication provides information to the technician about changing the tire and wheel size on vehicles. general motors will only support a tire calibration for tires that have been sized, tested and designed fo
04/10/17 Other NHTSA ID: 10097132
TSB ID: PIC5491J

This preliminary information communication provides information to the technician about vehicles that have an onstar system that will not power up. technician should turn off the ignition and cancel retained accessory power. after the vehic
03/21/17 Other NHTSA ID: 10096026
TSB ID: PIP5226A

This preliminary information communication provides information to the technician about finding needle bearings during an oil change. technician will gain access to the roller rockers to inspect them. only replace the roller rocker that is
04/17/13 Other NHTSA ID: 10051887
TSB ID: SPA-13-04-S002

Isuzu: see document search button for owner letter. driver's door module may short, in circuit board, if fluid enters and cause power door lock and power window switch to, intermittently, not function or fail to work properly or overheat
10/30/07 Other NHTSA ID: 10023159
TSB ID: 0711015

Rear liftgate glass may not lock when using remote keyless entry (rke) key fob transmitter/door lock switch, liftgate hatch or liftgate glass may lock/unlock when rear liftgate glass button depressed. *nj
10/30/07 Other NHTSA ID: 10023157
TSB ID: 0511001

Center high-mount stop lamp (chmsl) applique loose. *nj
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08/20/07 Other NHTSA ID: 10022538
TSB ID: 0703001

Product enhancement for inventory and customer vehicles - obd system improvement.
06/15/07 Other NHTSA ID: 10021659
TSB ID: 0711004

Safety belt locking conditions.
05/10/07 Other NHTSA ID: 10021510
TSB ID: 0711003

Doors are hard to close.
02/22/07 Other NHTSA ID: 10021006
TSB ID: 0608002

Tire characteristics of original equipment tires.
11/09/06 Other NHTSA ID: 10020522
TSB ID: 0611012

Rear liftgate binds, improper fit. this may be caused by broken welds or cracks that formed around the inner two welds.
04/05/06 Other NHTSA ID: 10019627
TSB ID: 0611003

Door latch freezing in cold temperatures.
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02/14/06 Other NHTSA ID: 10019158
TSB ID: 0514004

Eliminating unwanted odors in vehicles.
02/14/06 Other NHTSA ID: 10019157
TSB ID: 0511001

Avoiding front seat belt retractor jamming when storing seat belt.

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Isuzu Ascender TSBs (Technical Service Bulletins)

Some things are often misunderstood about recalls and technical service bulletins (TSBs). Plus a disclaimer.

  1. Recalls do not have to be issued only because something is prone to failure. NHTSA (a government agency) can only require a recall if a failure will affect safety, emissions, fuel economy, or compliance with some other regulation or law. Manufacturers can voluntarily recall cars for problems that do not affect these, though.
  2. Recalls often apply to only some cars of a specific model year, rather than all of them. You should receive a letter from the manufacturer if your car has been recalled. You can also check with the dealer, which will know which (if any) recalls pertain to your car.
  3. The primary purpose of TSBs is to inform dealers about known problems with a car and how to fix them. They are not the same as recalls. As with recalls, TSBs often only apply to some cars, not the entire model year.
  4. Dealers often will not provide a preventive repair just because a problem described in a TSB might happen to your car. They'll usually want to observe symptoms that the problem is already affecting your car.
  5. Even if there are symptoms, a manufacturer doesn't have to pick up the cost of a TSB repair if the car is out of warranty, though sometimes they do.

We provide the text of recalls and TSBs as provided by NHTSA. There can be errors in the text. If you sign up for notifications in My Garage, we will try to get these to do, but for various reasons (some beyond our control) cannot guarantee you will receive them. When in doubt about a recall or TSB, contact the dealer.